Home / 1,447,173.97-1,997,222.65-802,801.69

Finding the Fourth Proportional to 1,447,173.97, 1,997,222.65 and 802,801.69

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Solution

The fourth proportional to 1,447,173.97, 1,997,222.65 and 802,801.69 is: 1,107,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,173.97 : 1,997,222.65 = 802,801.69 : x
  2. Step 2: Convert to fraction form
    1,447,173.97/1,997,222.65 = 802,801.69/x
  3. Step 3: Cross multiply
    1,447,173.97x = 1,997,222.65 × 802,801.69
  4. Step 4: Simplify right side
    1,447,173.97x = 1,603,373,711,726.22
  5. Step 5: Solve for x
    x = 1,603,373,711,726.22/1,447,173.97
  6. Step 6: Final answer
    x = 1,107,934.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.